XC-GPS开发板原理图.pdf

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1、1234天线接口COVD1VD1GNDGNDCOR1R1CORF1RF1COU1AVBCKPVDD33U1AVDD5VPIR101PIR102PIVD101PIVD1024R2COR210PIRF104415142KPIR201PIR2023PIU1015GNDGNDPIU1014PIR302Diode1N4148PIRF103351613PIBT10125PIRF105PIU1016RF_INGNDPIU1013COR3R3PIRF10221712COC1C12.2uF1PIU1017GNDReservedPIU10123KCOBT1BT1PIC101PIC102PI

2、RF10111811VNLVBCKPBCKPPIR301BatteryPIR402NLVANTPIU1018VCC_RFV_BCKPPIU1011NLRESET3V备份电池VANT1910RESETCOR4RF_CONNECTNLADETPIU1019V_ANTRESETPIU1010NLCFG0COMR4ADET209CFG_COMPIBT102FCOFB1B1PIU1020AADET0_NCFG_COM1PIU10951PIR401VANT218PIFB101PIFB102PIU1021NCVCC_OUTPIU108BLM18HD601SN1D227PIQ103PI

3、Q203PIU1022NCGNDPIU107GNDGND236COQ1Q1COQ2Q2PIU1023NCVCCPIU106VDD33PIC202COC2C2245PIQ102PIQ202VDD33NLDMPIU1024VDDUSBVDDIOPIU105DM254RXDCOU285508550PIC201NLDPPIU1025USB_DMRXDPIU104U2100nFDP263TXDPIQ101PIQ201NLEINTPIU1026USB_DPTXDPIU103NLSCL32EINT272SCLVDD5VPIU203VINVOUTPIU202VDD33NLTPPIU10

4、27EXTINT0SCLPIU102NLSDADR5COR5R6COR6TPPIU102828TIMEPULSESDAPIU1011SDANADETGNDGPIR501PIR502PIR601PIR602PIC301COC3C3PIC401COC4C4PIC5025.6K5.6KLEA-5S10uF1AMS1117-3310uFCOC5C5BPIC302PIU201PIC402PIC501104GND天线检测电路B3.3V稳压GNDVDD33COJ1J1SCOS11COU3使用交叉串口线U31PIJ101PIS101PIS102VDD5VC6COC6104116C7CO

5、C7104COJ2PIC601PIC602PIU301C1+VCCPIU3016PIC701PIC7022PIJ102J2315PIU303C1-GNDPIU30153PIJ1031C8COC8104PIJ201PIC801PIC8026C9COC910442DCCOJ3J3PIJ206PIC901PIC902PIU304C2+V+PIU302256C10COC10104GND1PIJ202PIU305C2-V-PIU306PIC1001PIC1002PIJ301VCC7DMCOR7R7332PIJ207PIR701PIR702PIJ302D-31411TNLTXDXD

6、5V直流电源接口DPCOR8R8333PIJ203PIU3014DOUT1DIN1PIU3011PIR801PIR802PIJ303D+81312RXDNLRXDGND4PIJ208PIU3013RIN1ROUT1PIU3012PIJ304GND4710PIJ204PIU307DOUT2DIN2PIU3010989PIJ209PIU308RIN2ROUT2PIU309C5CGNDPIJ205MAX3232USB2.0接口SUB-D9GNDCOD1D1串口(232电平)COR9R9VDD33PIR901PIR902PID101PID102GND1KLED电源指示灯VDD5

7、VCOJ4J4J5COJ5EINTPIJ4011PIJ5011TXDTPPIJ4022PIJ5022COD2D2RXDCFG_COMCOR10R10PIJ4033PIJ5033TXDRESETVDD33PIR1001PIR1002PID201PID202PIJ4044PIJ50441KLEDGNDTitleD数据指示灯D小超嵌入式工作室---XC-GPS开发板TTL电平接口SizeNumberRevisionV1.2A4Date:2011-4-22SheetofAltiumDesignerFile:E:\..Sheet1.SchDoc